fsMark,
выводи сообщения скрипта куда нибудь,
я на консоль выводил.
Цитата(assistant)
void QWebPage::javaScriptConsoleMessage ( const QString & message, int lineNumber, const QString & sourceID ) [virtual protected]
This function is called whenever a JavaScript program tries to print a message to the web browser's console.
For example in case of evaluation errors the source URL may be provided in sourceID as well as the lineNumber.
The default implementation prints nothing.
void javaScriptConsoleMessage (const QString& message,int n, const QString& url)
{
qDebug()<<"javaScript message:"<<message<<" lineNumber:"<<n<<" url:"<<url;
....